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Commit c6e87566 authored by David S. Miller's avatar David S. Miller
Browse files

[SPARC64]: Const'ify pci_iommu_ops. 



Based upon a similar patch for x86_64 written by
Stephen Hemminger.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 0bba2dd8

arch/sparc64/kernel/pci.c

+2 −2
Original line number Diff line number Diff line
@@ -282,10 +282,10 @@ int __init pcic_present(void) 
	return pci_controller_scan(pci_is_controller);

}



struct pci_iommu_ops *pci_iommu_ops;

const struct pci_iommu_ops *pci_iommu_ops;

EXPORT_SYMBOL(pci_iommu_ops);



extern struct pci_iommu_ops pci_sun4u_iommu_ops,

extern const struct pci_iommu_ops pci_sun4u_iommu_ops,

	pci_sun4v_iommu_ops;



/* Find each controller in the system, attach and initialize

arch/sparc64/kernel/pci_iommu.c

+1 −1
Original line number Diff line number Diff line
@@ -759,7 +759,7 @@ static void pci_4u_dma_sync_sg_for_cpu(struct pci_dev *pdev, struct scatterlist 
	spin_unlock_irqrestore(&iommu->lock, flags);

}



struct pci_iommu_ops pci_sun4u_iommu_ops = {

const struct pci_iommu_ops pci_sun4u_iommu_ops = {

	.alloc_consistent		= pci_4u_alloc_consistent,

	.free_consistent		= pci_4u_free_consistent,

	.map_single			= pci_4u_map_single,

arch/sparc64/kernel/pci_sun4v.c

+1 −1
Original line number Diff line number Diff line
@@ -583,7 +583,7 @@ static void pci_4v_dma_sync_sg_for_cpu(struct pci_dev *pdev, struct scatterlist 
	/* Nothing to do... */

}



struct pci_iommu_ops pci_sun4v_iommu_ops = {

const struct pci_iommu_ops pci_sun4v_iommu_ops = {

	.alloc_consistent		= pci_4v_alloc_consistent,

	.free_consistent		= pci_4v_free_consistent,

	.map_single			= pci_4v_map_single,

include/asm-sparc64/pci.h

+1 −1
Original line number Diff line number Diff line
@@ -54,7 +54,7 @@ struct pci_iommu_ops { 
	void (*dma_sync_sg_for_cpu)(struct pci_dev *, struct scatterlist *, int, int);

};



extern struct pci_iommu_ops *pci_iommu_ops;

extern const struct pci_iommu_ops *pci_iommu_ops;



/* Allocate and map kernel buffer using consistent mode DMA for a device.

 * hwdev should be valid struct pci_dev pointer for PCI devices.